This dialog box is used to set the comment delimiters used when reformatting text. Typically this happens when you use <Ctrl-F>or the Comment or Comment box commands on the EditText formatting submenu.
"I have a confession to make. I'm a vi user. I've tried other programmers editors
but my fingers just could not make the switch. All the text editors I tried
forced me to learn all new commands...Then I found CRiSP. I was saved, it has a
wonderful vi emulation mode.